use std::sync::Arc;
use anyhow::{format_err, Error};
use futures::*;
use hyper::{Request, Response, Body};
use openssl::ssl::{SslMethod, SslAcceptor, SslFiletype};
use tokio::net::{TcpListener, TcpStream};
use proxmox_backup::configdir;
// Simple H2 server to test H2 speed with h2s-client.rs
fn main() -> Result<(), Error> {
proxmox_backup::tools::runtime::main(run())
}
async fn run() -> Result<(), Error> {
let key_path = configdir!("/proxy.key");
let cert_path = configdir!("/proxy.pem");
let mut acceptor = SslAcceptor::mozilla_intermediate(SslMethod::tls()).unwrap();
acceptor.set_private_key_file(key_path, SslFiletype::PEM)
.map_err(|err| format_err!("unable to read proxy key {} - {}", key_path, err))?;
acceptor.set_certificate_chain_file(cert_path)
.map_err(|err| format_err!("unable to read proxy cert {} - {}", cert_path, err))?;
acceptor.check_private_key().unwrap();
let acceptor = Arc::new(acceptor.build());
let mut listener = TcpListener::bind(std::net::SocketAddr::from(([127,0,0,1], 8008))).await?;
println!("listening on {:?}", listener.local_addr());
loop {
let (socket, _addr) = listener.accept().await?;
tokio::spawn(handle_connection(socket, Arc::clone(&acceptor))
.map(|res| {
if let Err(err) = res {
eprintln!("Error: {}", err);
}
}));
}
}
async fn handle_connection(
socket: TcpStream,
acceptor: Arc<SslAcceptor>,
) -> Result<(), Error> {
socket.set_nodelay(true).unwrap();
socket.set_send_buffer_size(1024*1024).unwrap();
socket.set_recv_buffer_size(1024*1024).unwrap();
let socket = tokio_openssl::accept(acceptor.as_ref(), socket).await?;
let mut http = hyper::server::conn::Http::new();
http.http2_only(true);
// increase window size: todo - find optiomal size
let max_window_size = (1 << 31) - 2;
http.http2_initial_stream_window_size(max_window_size);
http.http2_initial_connection_window_size(max_window_size);
let service = hyper::service::service_fn(|_req: Request<Body>| {
println!("Got request");
let buffer = vec![65u8; 1024*1024]; // nonsense [A,A,A,A...]
let body = Body::from(buffer);
let response = Response::builder()
.status(http::StatusCode::OK)
.header(http::header::CONTENT_TYPE, "application/octet-stream")
.body(body)
.unwrap();
future::ok::<_, Error>(response)
});
http.serve_connection(socket, service)
.map_err(Error::from)
.await?;
println!("H2 connection CLOSE !");
Ok(())
}